in a few moments, president obama's speech to the un general assembly. in half an hour, mitt romney is that the clinton global initiative. after that, a discussion of relations between the u.s. and pakistan. >> watched and engage with c- span, including our live debate preview starting at 7:00. post-debate, your reaction and comments. follow our live coverage on c- span, c-span radio, and c- span.org. >> president obama's speech to the u.n. general assembly include comment on the video that sparked protests in the muslim world, iran's nuclear program, and violence in syria. this is half an hour. >> i have the honor to welcome to the united nations his excellency, barack obama, president of the united states of america. >> mr. president, mr. secretary general, fellow delegates, ladies and gentleman, i would like to begin today by telling you about an american named chris stevens. chris was born in a town called grass valley, california, the son of a lawyer and a musician. as a young man, chris joined the peace corps, and taught english in morocco. and he